mirror of https://github.com/GNOME/gimp.git
362 lines
14 KiB
C
362 lines
14 KiB
C
/* GIMP - The GNU Image Manipulation Program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* gimpchanneltreeview.c
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* Copyright (C) 2001-2004 Michael Natterer <mitch@gimp.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "config.h"
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#include <gegl.h>
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#include <gtk/gtk.h>
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#include "libgimpbase/gimpbase.h"
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#include "libgimpcolor/gimpcolor.h"
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#include "libgimpwidgets/gimpwidgets.h"
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#include "widgets-types.h"
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#include "core/gimpchannel.h"
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#include "core/gimpcontainer.h"
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#include "core/gimpimage.h"
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#include "core/gimpimage-undo.h"
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#include "core/gimplayer.h"
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#include "core/gimplayermask.h"
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#include "gimpchanneltreeview.h"
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#include "gimpcomponenteditor.h"
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#include "gimpcontainerview.h"
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#include "gimpdnd.h"
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#include "gimpdocked.h"
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#include "gimphelp-ids.h"
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#include "gimpwidgets-utils.h"
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#include "gimp-intl.h"
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static void gimp_channel_tree_view_view_iface_init (GimpContainerViewInterface *iface);
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static GObject * gimp_channel_tree_view_constructor (GType type,
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guint n_params,
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GObjectConstructParam *params);
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static void gimp_channel_tree_view_drop_viewable (GimpContainerTreeView *view,
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GimpViewable *src_viewable,
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GimpViewable *dest_viewable,
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GtkTreeViewDropPosition drop_pos);
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static void gimp_channel_tree_view_drop_component (GimpContainerTreeView *tree_view,
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GimpImage *image,
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GimpChannelType component,
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GimpViewable *dest_viewable,
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GtkTreeViewDropPosition drop_pos);
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static void gimp_channel_tree_view_set_image (GimpItemTreeView *item_view,
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GimpImage *image);
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static GimpItem * gimp_channel_tree_view_item_new (GimpImage *image);
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static void gimp_channel_tree_view_set_context (GimpContainerView *view,
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GimpContext *context);
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static void gimp_channel_tree_view_set_view_size (GimpContainerView *view);
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G_DEFINE_TYPE_WITH_CODE (GimpChannelTreeView, gimp_channel_tree_view,
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GIMP_TYPE_DRAWABLE_TREE_VIEW,
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G_IMPLEMENT_INTERFACE (GIMP_TYPE_CONTAINER_VIEW,
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gimp_channel_tree_view_view_iface_init))
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#define parent_class gimp_channel_tree_view_parent_class
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static GimpContainerViewInterface *parent_view_iface = NULL;
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static void
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gimp_channel_tree_view_class_init (GimpChannelTreeViewClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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GimpContainerTreeViewClass *view_class = GIMP_CONTAINER_TREE_VIEW_CLASS (klass);
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GimpItemTreeViewClass *iv_class = GIMP_ITEM_TREE_VIEW_CLASS (klass);
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object_class->constructor = gimp_channel_tree_view_constructor;
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view_class->drop_viewable = gimp_channel_tree_view_drop_viewable;
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view_class->drop_component = gimp_channel_tree_view_drop_component;
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iv_class->set_image = gimp_channel_tree_view_set_image;
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iv_class->item_type = GIMP_TYPE_CHANNEL;
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iv_class->signal_name = "active-channel-changed";
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iv_class->get_container = gimp_image_get_channels;
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iv_class->get_active_item = (GimpGetItemFunc) gimp_image_get_active_channel;
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iv_class->set_active_item = (GimpSetItemFunc) gimp_image_set_active_channel;
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iv_class->reorder_item = (GimpReorderItemFunc) gimp_image_position_channel;
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iv_class->add_item = (GimpAddItemFunc) gimp_image_add_channel;
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iv_class->remove_item = (GimpRemoveItemFunc) gimp_image_remove_channel;
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iv_class->new_item = gimp_channel_tree_view_item_new;
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iv_class->action_group = "channels";
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iv_class->activate_action = "channels-edit-attributes";
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iv_class->edit_action = "channels-edit-attributes";
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iv_class->new_action = "channels-new";
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iv_class->new_default_action = "channels-new-last-values";
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iv_class->raise_action = "channels-raise";
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iv_class->raise_top_action = "channels-raise-to-top";
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iv_class->lower_action = "channels-lower";
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iv_class->lower_bottom_action = "channels-lower-to-bottom";
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iv_class->duplicate_action = "channels-duplicate";
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iv_class->delete_action = "channels-delete";
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iv_class->reorder_desc = _("Reorder Channel");
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}
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static void
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gimp_channel_tree_view_view_iface_init (GimpContainerViewInterface *view_iface)
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{
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parent_view_iface = g_type_interface_peek_parent (view_iface);
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view_iface->set_context = gimp_channel_tree_view_set_context;
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view_iface->set_view_size = gimp_channel_tree_view_set_view_size;
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}
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static void
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gimp_channel_tree_view_init (GimpChannelTreeView *view)
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{
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}
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static GObject *
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gimp_channel_tree_view_constructor (GType type,
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guint n_params,
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GObjectConstructParam *params)
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{
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GObject *object;
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GimpEditor *editor;
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GimpChannelTreeView *view;
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GimpContainerTreeView *tree_view;
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object = G_OBJECT_CLASS (parent_class)->constructor (type, n_params, params);
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editor = GIMP_EDITOR (object);
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view = GIMP_CHANNEL_TREE_VIEW (object);
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tree_view = GIMP_CONTAINER_TREE_VIEW (object);
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gimp_dnd_viewable_dest_add (GTK_WIDGET (tree_view->view), GIMP_TYPE_LAYER,
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NULL, tree_view);
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gimp_dnd_viewable_dest_add (GTK_WIDGET (tree_view->view), GIMP_TYPE_LAYER_MASK,
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NULL, tree_view);
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gimp_dnd_component_dest_add (GTK_WIDGET (tree_view->view),
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NULL, tree_view);
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view->toselection_button =
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gimp_editor_add_action_button (GIMP_EDITOR (view), "channels",
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"channels-selection-replace",
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"channels-selection-add",
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GDK_SHIFT_MASK,
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"channels-selection-subtract",
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GDK_CONTROL_MASK,
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"channels-selection-intersect",
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GDK_SHIFT_MASK | GDK_CONTROL_MASK,
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NULL);
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gimp_container_view_enable_dnd (GIMP_CONTAINER_VIEW (view),
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GTK_BUTTON (view->toselection_button),
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GIMP_TYPE_CHANNEL);
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gtk_box_reorder_child (GTK_BOX (GIMP_EDITOR (view)->button_box),
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view->toselection_button, 5);
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return object;
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}
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/* GimpContainerTreeView methods */
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static void
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gimp_channel_tree_view_drop_viewable (GimpContainerTreeView *tree_view,
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GimpViewable *src_viewable,
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GimpViewable *dest_viewable,
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GtkTreeViewDropPosition drop_pos)
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{
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GimpItemTreeView *item_view = GIMP_ITEM_TREE_VIEW (tree_view);
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GimpItemTreeViewClass *item_view_class;
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item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (item_view);
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if (GIMP_IS_DRAWABLE (src_viewable) &&
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(item_view->image != gimp_item_get_image (GIMP_ITEM (src_viewable)) ||
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G_TYPE_FROM_INSTANCE (src_viewable) != item_view_class->item_type))
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{
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GimpItem *new_item;
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gint index = -1;
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if (dest_viewable)
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{
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index = gimp_image_get_channel_index (item_view->image,
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GIMP_CHANNEL (dest_viewable));
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if (drop_pos == GTK_TREE_VIEW_DROP_AFTER)
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index++;
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}
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new_item = gimp_item_convert (GIMP_ITEM (src_viewable),
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item_view->image,
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item_view_class->item_type);
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gimp_item_set_linked (new_item, FALSE, FALSE);
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item_view_class->add_item (item_view->image, new_item, index, TRUE);
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gimp_image_flush (item_view->image);
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return;
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}
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GIMP_CONTAINER_TREE_VIEW_CLASS (parent_class)->drop_viewable (tree_view,
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src_viewable,
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dest_viewable,
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drop_pos);
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}
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static void
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gimp_channel_tree_view_drop_component (GimpContainerTreeView *tree_view,
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GimpImage *src_image,
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GimpChannelType component,
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GimpViewable *dest_viewable,
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GtkTreeViewDropPosition drop_pos)
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{
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GimpItemTreeView *item_view = GIMP_ITEM_TREE_VIEW (tree_view);
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GimpItem *new_item;
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gint index = -1;
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const gchar *desc;
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gchar *name;
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if (dest_viewable)
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{
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index = gimp_image_get_channel_index (item_view->image,
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GIMP_CHANNEL (dest_viewable));
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if (drop_pos == GTK_TREE_VIEW_DROP_AFTER)
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index++;
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}
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gimp_enum_get_value (GIMP_TYPE_CHANNEL_TYPE, component,
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NULL, NULL, &desc, NULL);
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name = g_strdup_printf (_("%s Channel Copy"), desc);
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new_item = GIMP_ITEM (gimp_channel_new_from_component (src_image, component,
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name, NULL));
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/* copied components are invisible by default so subsequent copies
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* of components don't affect each other
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*/
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gimp_item_set_visible (new_item, FALSE, FALSE);
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g_free (name);
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if (src_image != item_view->image)
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GIMP_ITEM_GET_CLASS (new_item)->convert (new_item, item_view->image);
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gimp_image_add_channel (item_view->image, GIMP_CHANNEL (new_item), index,
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TRUE);
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gimp_image_flush (item_view->image);
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}
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/* GimpItemTreeView methods */
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static void
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gimp_channel_tree_view_set_image (GimpItemTreeView *item_view,
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GimpImage *image)
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{
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GimpChannelTreeView *channel_view = GIMP_CHANNEL_TREE_VIEW (item_view);
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if (! channel_view->component_editor)
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{
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GimpContainerView *view = GIMP_CONTAINER_VIEW (item_view);
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gint view_size;
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view_size = gimp_container_view_get_view_size (view, NULL);
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channel_view->component_editor =
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gimp_component_editor_new (view_size,
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GIMP_EDITOR (item_view)->menu_factory);
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gimp_docked_set_context (GIMP_DOCKED (channel_view->component_editor),
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gimp_container_view_get_context (view));
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gtk_box_pack_start (GTK_BOX (item_view), channel_view->component_editor,
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FALSE, FALSE, 0);
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gtk_box_reorder_child (GTK_BOX (item_view),
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channel_view->component_editor, 0);
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}
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if (! image)
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gtk_widget_hide (channel_view->component_editor);
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gimp_image_editor_set_image (GIMP_IMAGE_EDITOR (channel_view->component_editor),
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image);
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GIMP_ITEM_TREE_VIEW_CLASS (parent_class)->set_image (item_view, image);
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if (item_view->image)
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gtk_widget_show (channel_view->component_editor);
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}
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static GimpItem *
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gimp_channel_tree_view_item_new (GimpImage *image)
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{
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GimpChannel *new_channel;
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GimpRGB color;
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gimp_rgba_set (&color, 0.0, 0.0, 0.0, 0.5);
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gimp_image_undo_group_start (image, GIMP_UNDO_GROUP_EDIT_PASTE,
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_("New Channel"));
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new_channel = gimp_channel_new (image,
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gimp_image_get_width (image),
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gimp_image_get_height (image),
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_("Empty Channel"), &color);
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gimp_image_add_channel (image, new_channel, -1, TRUE);
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gimp_image_undo_group_end (image);
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return GIMP_ITEM (new_channel);
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}
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/* GimpContainerView methods */
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static void
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gimp_channel_tree_view_set_context (GimpContainerView *view,
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GimpContext *context)
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{
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GimpChannelTreeView *channel_view = GIMP_CHANNEL_TREE_VIEW (view);
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parent_view_iface->set_context (view, context);
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if (channel_view->component_editor)
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gimp_docked_set_context (GIMP_DOCKED (channel_view->component_editor),
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context);
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}
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static void
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gimp_channel_tree_view_set_view_size (GimpContainerView *view)
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{
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GimpChannelTreeView *channel_view = GIMP_CHANNEL_TREE_VIEW (view);
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gint view_size;
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parent_view_iface->set_view_size (view);
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view_size = gimp_container_view_get_view_size (view, NULL);
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if (channel_view->component_editor)
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gimp_component_editor_set_view_size (GIMP_COMPONENT_EDITOR (channel_view->component_editor),
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view_size);
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}
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